Finding the Fourth Proportional to 7,736,861,372.79, 11,607,568,988.61 and 2,496,371,272.95
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Solution
The fourth proportional to 7,736,861,372.79, 11,607,568,988.61 and 2,496,371,272.95 is: 3,745,291,582.17
Step by Step Solution
- Step 1: Write the proportion equation
7,736,861,372.79 : 11,607,568,988.61 = 2,496,371,272.95 : x - Step 2: Convert to fraction form
7,736,861,372.79/11,607,568,988.61 = 2,496,371,272.95/x - Step 3: Cross multiply
7,736,861,372.79x = 11,607,568,988.61 × 2,496,371,272.95 - Step 4: Simplify right side
7,736,861,372.79x = 28,976,801,771,951,288,320 - Step 5: Solve for x
x = 28,976,801,771,951,288,320/7,736,861,372.79 - Step 6: Final answer
x = 3,745,291,582.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.